Charles



(No Mod-e1.)l

C. O. BROWN.

iSLIDINGr DOOR..

Patented Feb. 18, -189 0.

INVENTOR WITNESSES .TTORJVE Y UNITED STATES PATENT OFFICE.

cI-IARLES o. BROWN, or NEW YORK, N. Y.

SLIDING DOOR.

SPECIFICATION forming part of Letters Patent No. 421,547, dated February 18, 1890.

Application filed March 29,.l889. Serial No. 305,300. (No model.)

arrangement hereinafter specied.

In the accompanying drawings, Figure l is a side elevation showing the top of two doors with the wheelscarrying said doors, together with the supporting-posts, tracks, duc. Fig. 2 is a vertical transverse section of Fig. l. Fig.

- 3 is a sectional plan showing the posts, doors,

and weather-strips. Fig. 4 is a plan showing the lower parts of the doors and posts. Fig. 5 is a similarview showing the upper parts of the doors and posts above the track.

Similar letters of reference indicate similar parts in the respective figures.

A A are sheaves journaled in suitable supports a, securely attached to the upper portions of the doors D.

B B are the tracks on which the sheaves run. These tracks are supported on angleirons c, secured to the upper portions of the posts C, located at a suitable distance from each other to form a series of doorways. The tracks B are contin nous and on opposite sides of the posts C, the doors .D being arranged alternately on the opposite tracks, as shown in Fig. 4, and adapted to close all the doorways formed bythe posts C.

F represents a sill, and E weather-strips secured to the posts C and projecting beyond them so as to come in contact with the doors D.

It will be observed that each of the doors D can be moved in either direction, and that an opening can be made at any point in the space closed by said doors.

Having described my invention, I claiml. The combination, with a series of posts forming doorways, of tracks secured on opposite sides of said posts, sheaves running on said tracks and doors suspended from said sheaves, the doors being arranged alternately on the opposite tracks and adapted to close all the doorways, substantially as specified.

2. The combination, with a series of posts forming doorways and angle-irons secured to their upper ends on opposite sides, of tracks supported by said angleirons, sheaves running on said tracks and doors suspended from said sheaves, the doors being arranged alternately on the opposite tracks and adapted to close all the doorways, substantially as specified.

3. The combination, with a series of posts forming doorways, of the tracks supported by said posts, sheaves running on said tracks, doors suspended from said sheaves, the doors being arranged alternately on the opposite tracks and adapted to close all the doorways, and weather-strips secured to the posts and engaging the doors, substantially as specified.

OHAS. o. BROWN.

Titnessesz W. G. A. MILLAR, PETER WALTHER. 

